Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8746840 | Maintenance device, fluid ejecting apparatus and maintenance method | Yoichi Yamada | 2014-06-10 |
| 8651620 | Ejection liquid dryness suppressing device, liquid ejecting apparatus, and ejection liquid dryness suppressing method | Yoichi Yamada, Masaru Kobashi | 2014-02-18 |
| 8491088 | Maintenance apparatus, liquid ejecting apparatus, and maintenance method | Masaru Kobashi, Yoichi Yamada | 2013-07-23 |
| 8412080 | Developing roller manufacturing method, developing roller, developing device, and image forming apparatus | Masahiro Maeda, Yoichi Yamada, Daisuke Matsumoto, Masaru Kobashi, Takatomo Fukumoto | 2013-04-02 |
| 7965965 | Development device and image forming apparatus | Masahiro Maeda, Yoichi Yamada, Daisuke Matsumoto, Masaru Kobashi, Takatomo Fukumoto | 2011-06-21 |